ocamlPackages.ppx_deriving: 4.1 -> 4.2

This fixes compilation of ppx_deriving with OCaml 4.05.

js_of_ocaml_2: mark as broken with OCaml 4.05

ocamlPackages.cohttp: propagates ppx_deriving

1 files changed, 16 insertions, 5 deletions

diff --git a/pkgs/development/ocaml-modules/ppx_deriving/default.nix b/pkgs/development/ocaml-modules/ppx_deriving/default.nix
index 57a423a80373..1b209e523699 100644
--- a/pkgs/development/ocaml-modules/ppx_deriving/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_deriving/default.nix
@@ -1,22 +1,34 @@
 { stdenv, buildOcaml, ocaml, fetchzip
-, cppo, ppx_tools, result, ounit
+, cppo, ppx_tools, ppx_derivers, result, ounit, ocaml-migrate-parsetree
 }:
 
+let param =
+  if ocaml.version == "4.03.0"
+  then {
+    version = "4.1";
+    sha256 = "0cy9p8d8cbcxvqyyv8fz2z9ypi121zrgaamdlp4ld9f3jnwz7my9";
+    extraPropagatedBuildInputs = [];
+  } else {
+    version = "4.2";
+    sha256 = "0scsg45wp6xdqj648fz155r4yngyl2xcd3hdszfzqwdpbax33914";
+    extraPropagatedBuildInputs = [ ocaml-migrate-parsetree ppx_derivers ];
+}; in
+
 buildOcaml rec {
   name = "ppx_deriving";
-  version = "4.1";
+  inherit (param) version;
 
   minimumSupportedOcamlVersion = "4.02";
 
   src = fetchzip {
     url = "https://github.com/whitequark/${name}/archive/v${version}.tar.gz";
-    sha256 = "0cy9p8d8cbcxvqyyv8fz2z9ypi121zrgaamdlp4ld9f3jnwz7my9";
+    inherit (param) sha256;
   };
 
   hasSharedObjects = true;
 
   buildInputs = [ cppo ounit ];
-  propagatedBuildInputs =
+  propagatedBuildInputs = param.extraPropagatedBuildInputs ++
     [ ppx_tools result ];
 
   installPhase = "OCAMLPATH=$OCAMLPATH:`ocamlfind printconf destdir` make install";
@@ -25,6 +37,5 @@ buildOcaml rec {
     description = "deriving is a library simplifying type-driven code generation on OCaml >=4.02.";
     maintainers = [ maintainers.maurer ];
     license = licenses.mit;
-    broken = versionAtLeast ocaml.version "4.05";
   };
 }